Definition of Introitus
Introitus: In anatomy, an introitus is an entrance, one that goes into a canal or hollow organ.
The introitus of the facial canal is the entrance to the facial canal, a passage in the temporal bone of the skull through which the facial nerve (the 7th cranial nerve) travels.
The introitus of the vagina is the opening to the vagina:
The Latin word "introitus" comes from "intro", into, within + "ire", to go = to go into.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=8844
Last Editorial Review: 3/25/1999 7:56:00 PM
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